adddot.io

.io crawl

First seen 2026-04-13 · Last seen 2026-05-12 · ok HTTP/1.1 200 1123 ms crawled 2026-05-06

US · 35.209.206.77 · AS15169 Google LLC

Reputation 92/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title

Home - adddot.io

Description

Committed to adding all software architecture and development leadership interviews, one expert at a time.

Language

Generator

Elementor 4.0.5; features: additional_custom_breakpoints; settings: css_print_method-internal, google_font-enabled, font_display-auto

Canonical

https://adddot.io/

Feeds

adddot.io » Feed RSS
adddot.io » Comments Feed RSS

Open Graph

url: https://adddot.io/
title: AddDot Podcast with Host Vaughn Vernon
locale: en_US
site name: adddot.io
description: Committed to adding all software architecture and development leadership interviews, one expert at a time.

Technology

Server: nginx
CMS: WordPress

Fonts

Google Fonts

Third-party hosts loaded (3)

fonts.googleapis.com×3
fonts.gstatic.com×1
gmpg.org×1

Social

DNS records live

NS

ns1.siteground.net
ns2.siteground.net

MX

10 mx10.mailspamprotection.com
20 mx20.mailspamprotection.com
30 mx30.mailspamprotection.com

Email authentication strong

SPF

v=spf1 +a +mx +ip4:35.208.65.195 include:adddot.io.spf.auto.dnssmarthost.net ~all

softfail (~all)

DMARC

v=DMARC1; p=none; aspf=r; adkim=r;

policy: none (monitoring only)

DKIM

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDSF5CBrz7aExZ87h9h9plpBdrKEgYfcoQAd1QkwdRnHpWIXRmDZEpCjSnM6qQgP+OQ4VVak0R4Pvwe9MjWdf…

selectors probed

Certificate (current)

R12

from 2026-03-20 to 2026-06-18

Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://adddot.io/

present

x-content-type-options
permissions-policy

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing Referrer Policy

Header values

permissions-policy: private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")
x-content-type-options: nosniff